:root{--saffron: #FF9933;--saffron-dark: #E68A00;--navy: #000080;--india-green: #138808;--history: #8B4513;--geography: #228B22;--polity: #000080;--economics: #FFD700;--environment: #32CD32;--current-affairs: #FF4500;--pyq: #9C27B0;--bg: #FAFAFA;--surface: #FFFFFF;--surface-variant: #F5F5F5;--text: #1C1B1F;--text-secondary: #49454F;--error: #B00020}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}.app{max-width:480px;margin:0 auto;min-height:100vh;display:flex;flex-direction:column;background:var(--bg)}.app-content{flex:1;overflow-y:auto;padding-bottom:72px}.bottom-nav{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:100%;max-width:480px;display:flex;background:var(--surface);border-top:1px solid #E0E0E0;padding:6px 0 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.15s}.rating-btn:active{transform:scale(.95)}.rating-emoji{font-size:24px}.btn-again{background:#ffebee;color:#c62828}.btn-hard{background:#fff3e0;color:#e65100}.btn-good{background:#e8f5e9;color:#2e7d32}.btn-easy{background:#e3f2fd;color:#1565c0}.study-header{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:var(--surface);border-bottom:1px solid #E0E0E0}.study-progress{font-size:14px;color:var(--text-secondary)}.study-back{background:none;border:none;font-size:16px;cursor:pointer;color:var(--text-secondary);padding:4px 8px}.pib-card{background:var(--surface);border-radius:12px;padding:16px;margin-bottom:12px;box-shadow:0 1px 3px #00000014;cursor:pointer}.pib-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.pib-ministry{font-size:11px;padding:3px 8px;border-radius:8px;background:#ff45001a;color:var(--current-affairs);font-weight:500}.pib-date{font-size:11px;color:var(--text-secondary)}.pib-question{font-size:15px;font-weight:500;line-height:1.4}.pib-tap{font-size:12px;color:var(--saffron);margin-top:8px}.pib-answer{margin-top:12px;padding-top:12px;border-top:1px solid #EEE;font-size:14px;color:var(--text-secondary);line-height:1.5}.info-banner{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:12px;margin-bottom:12px}.stat-row{display:flex;gap:10px;margin-bottom:16px}.stat-box{flex:1;background:var(--surface);border-radius:12px;padding:14px;text-align:center;box-shadow:0 1px 3px #00000014}.stat-value{font-size:22px;font-weight:700;color:var(--saffron)}.stat-label{font-size:11px;color:var(--text-secondary);margin-top:2px}.loading{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:48px 0;color:var(--text-secondary)}.spinner{width:36px;height:36px;border:3px solid 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#00000014}.profile-avatar{width:56px;height:56px;border-radius:14px;background:var(--saffron);display:flex;align-items:center;justify-content:center;font-size:24px;color:#fff;font-weight:700}.profile-name{font-size:18px;font-weight:600}.profile-tier{font-size:12px;padding:2px 8px;border-radius:8px;display:inline-block;margin-top:4px}.tier-free{background:#f5f5f5;color:var(--text-secondary)}.tier-pro{background:#ff993326;color:var(--saffron)}.tier-lifetime{background:#13880826;color:var(--india-green)}.empty-state{text-align:center;padding:48px 24px;color:var(--text-secondary)}.empty-icon{font-size:48px;margin-bottom:12px}.chip{display:inline-flex;align-items:center;gap:4px;padding:6px 12px;border-radius:16px;font-size:12px;font-weight:500;background:var(--surface-variant);color:var(--text-secondary);border:1px solid #E0E0E0}.chip.active{background:#ff993326;color:var(--saffron);border-color:var(--saffron)}.install-banner{background:linear-gradient(135deg,#f93,#e68a00);color:#fff;padding:14px 16px;display:flex;flex-direction:column;gap:10px;animation:slideDown .3s ease}@keyframes slideDown{0%{transform:translateY(-100%);opacity:0}to{transform:translateY(0);opacity:1}}.install-banner-content{display:flex;align-items:center;gap:12px}.install-banner-icon{font-size:28px}.install-banner-title{font-weight:600;font-size:15px}.install-banner-desc{font-size:12px;opacity:.9}.install-banner-actions{display:flex;gap:8px;justify-content:flex-end}.install-btn-primary{background:#fff;color:#e68a00;border:none;border-radius:8px;padding:8px 20px;font-size:13px;font-weight:600;cursor:pointer}.install-btn-dismiss{background:transparent;color:#ffffffd9;border:1px solid rgba(255,255,255,.4);border-radius:8px;padding:8px 16px;font-size:13px;cursor:pointer}.trust-badge{display:flex;align-items:center;justify-content:center;gap:6px;font-size:11px;color:#888;letter-spacing:.3px;margin-bottom:12px}.trust-badge-icon{font-size:13px}.about-heading{font-size:20px;font-weight:700;color:var(--saffron);margin-bottom:8px}.about-credentials{display:flex;align-items:center;gap:6px;font-size:14px;color:#555;font-weight:500;margin-bottom:8px}.about-mission{font-size:13px;color:#888;line-height:1.5}.about-version{font-size:11px;color:#bbb;margin-top:12px}.streak-card{background:var(--surface);border-radius:12px;padding:16px;margin-bottom:16px;box-shadow:0 1px 3px #00000014}.streak-counter{display:flex;align-items:center;gap:8px;margin-bottom:12px}.streak-fire{font-size:28px}.streak-number{font-size:24px;font-weight:700;color:var(--saffron)}.streak-label{font-size:12px;color:var(--text-secondary)}.streak-muted{opacity:.4}.progress-bar-container{height:8px;background:#e0e0e0;border-radius:4px;overflow:hidden;margin-bottom:4px}.progress-bar-fill{height:100%;background:var(--saffron);border-radius:4px;transition:width .5s ease}.progress-text{font-size:12px;color:var(--text-secondary);margin-bottom:12px}.heatmap-row{display:flex;gap:6px;justify-content:center}.heatmap-day{display:flex;flex-direction:column;align-items:center;gap:4px}.heatmap-cell{width:28px;height:28px;border-radius:6px}.heatmap-none{background:#e0e0e0}.heatmap-some{background:#ffd4a3}.heatmap-high{background:var(--saffron)}.heatmap-label{font-size:10px;color:var(--text-secondary)}.celebration-banner{padding:12px;border-radius:10px;text-align:center;margin-top:12px;font-size:14px;font-weight:600;animation:fadeIn .3s ease}.celebration-milestone{background:linear-gradient(135deg,gold,orange);color:#fff}.celebration-goal{background:linear-gradient(135deg,#138808,#0e6606);color:#fff}.celebration-dismiss{background:none;border:1px solid rgba(255,255,255,.5);color:#fff;border-radius:6px;padding:4px 12px;font-size:12px;cursor:pointer;margin-top:8px}.mode-toggle{display:flex;background:var(--surface-variant);border-radius:10px;padding:3px;margin-bottom:16px}.mode-toggle-btn{flex:1;padding:10px;border:none;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;background:transparent;color:var(--text-secondary);transition:all .2s}.mode-toggle-btn.active{background:var(--saffron);color:#fff}.mcq-config{padding:0}.mcq-config-section{margin-bottom:16px}.mcq-config-label{font-size:14px;font-weight:600;margin-bottom:8px}.mcq-options-row{display:flex;gap:8px;flex-wrap:wrap}.mcq-option-chip{padding:8px 16px;border-radius:20px;border:2px solid #E0E0E0;background:var(--surface);font-size:13px;font-weight:500;cursor:pointer;transition:all .2s}.mcq-option-chip.active{border-color:var(--saffron);background:#ff99331a;color:var(--saffron)}.mcq-question-card{background:var(--surface);border-radius:12px;padding:20px;margin-bottom:16px;box-shadow:0 1px 3px #00000014}.mcq-question-text{font-size:16px;font-weight:500;line-height:1.5;margin-bottom:16px}.mcq-answer-btn{width:100%;padding:14px 16px;border:2px solid #E0E0E0;border-radius:12px;background:var(--surface);font-size:14px;text-align:left;cursor:pointer;margin-bottom:8px;display:flex;align-items:center;gap:12px;transition:all .2s}.mcq-answer-btn:disabled{cursor:default}.mcq-answer-label{width:28px;height:28px;border-radius:50%;background:var(--surface-variant);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:13px;flex-shrink:0}.mcq-correct{border-color:var(--india-green);background:#13880814}.mcq-correct .mcq-answer-label{background:var(--india-green);color:#fff}.mcq-incorrect{border-color:var(--error);background:#b0002014}.mcq-incorrect 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var(--error)}.pyq-stats{display:flex;gap:10px;margin-bottom:16px}.pyq-filter-bar{margin-bottom:16px}.pyq-filter-row{display:flex;gap:8px;overflow-x:auto;padding-bottom:8px;margin-bottom:8px;-webkit-overflow-scrolling:touch}.pyq-filter-row::-webkit-scrollbar{display:none}.pyq-year-header{font-size:16px;font-weight:700;color:var(--navy);margin:16px 0 8px;display:flex;align-items:center;gap:8px}.pyq-year-badge{font-size:11px;padding:2px 8px;border-radius:8px;background:#9c27b01a;color:var(--pyq);font-weight:600}.pyq-card{background:var(--surface);border-radius:12px;padding:14px;margin-bottom:10px;box-shadow:0 1px 3px #00000014;cursor:pointer}.pyq-card-meta{display:flex;gap:6px;margin-bottom:8px;flex-wrap:wrap}.pyq-card-question{font-size:14px;font-weight:500;line-height:1.4}.pyq-card-answer{margin-top:10px;padding-top:10px;border-top:1px solid #EEE;font-size:13px;color:var(--text-secondary);line-height:1.5}.pyq-practice-btn{width:100%;padding:12px;background:var(--navy);color:#fff;border:none;border-radius:10px;font-size:14px;font-weight:600;cursor:pointer;margin-top:12px}.paper-chips{display:flex;gap:8px;overflow-x:auto;padding-bottom:8px;margin-bottom:16px;-webkit-overflow-scrolling:touch}.paper-chips::-webkit-scrollbar{display:none}.paper-chip{padding:8px 16px;border-radius:20px;border:2px solid #E0E0E0;background:var(--surface);font-size:13px;font-weight:600;cursor:pointer;white-space:nowrap;transition:all .2s}.paper-chip.active{border-color:var(--saffron);background:#ff99331a;color:var(--saffron)}.topic-list{margin-bottom:16px}.topic-item{padding:10px 14px;border-radius:10px;margin-bottom:6px;font-size:13px;cursor:pointer;background:var(--surface);border:1px solid #E0E0E0;transition:all 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.2s}.mains-textarea:focus{border-color:var(--saffron)}.mains-textarea:disabled{background:var(--surface-variant);opacity:.6}.word-count{font-size:12px;color:var(--text-secondary);text-align:right;margin-top:4px;margin-bottom:12px}.score-display{text-align:center;margin-bottom:20px}.score-big{font-size:48px;font-weight:700;color:var(--saffron)}.score-max{font-size:20px;color:var(--text-secondary)}.dimension-row{margin-bottom:12px}.dimension-header{display:flex;justify-content:space-between;margin-bottom:4px}.dimension-name{font-size:13px;font-weight:600}.dimension-score{font-size:13px;color:var(--saffron);font-weight:600}.dimension-bar{height:6px;background:#e0e0e0;border-radius:3px;overflow:hidden}.dimension-fill{height:100%;background:var(--saffron);border-radius:3px;transition:width .5s ease}.dimension-feedback{font-size:12px;color:var(--text-secondary);margin-top:4px;line-height:1.4}.suggestions-list{list-style:none;padding:0}.suggestions-list li{padding:8px 0;border-bottom:1px solid #F0F0F0;font-size:13px;line-height:1.4;color:var(--text-secondary)}.suggestions-list li:before{content:"💡 "}.model-answer{background:var(--surface-variant);border-radius:10px;padding:14px;font-size:13px;line-height:1.6;color:var(--text-secondary);white-space:pre-wrap}.eval-history-item{display:flex;align-items:center;gap:12px;padding:14px;background:var(--surface);border-radius:12px;margin-bottom:8px;box-shadow:0 1px 3px #00000014;cursor:pointer}.eval-score-badge{width:44px;height:44px;border-radius:50%;background:#ff99331a;display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--saffron);font-size:16px;flex-shrink:0}.eval-info{flex:1}.eval-topic{font-size:14px;font-weight:500}.eval-meta{font-size:12px;color:var(--text-secondary);margin-top:2px}.onboarding-overlay{position:fixed;inset:0;background:var(--bg);z-index:200;display:flex;flex-direction:column;max-width:480px;margin:0 auto}.onboarding-content{flex:1;padding:24px;overflow-y:auto}.onboarding-step-dots{display:flex;justify-content:center;gap:8px;margin-bottom:24px}.step-dot{width:10px;height:10px;border-radius:50%;background:#e0e0e0}.step-dot.active{background:var(--saffron)}.step-dot.done{background:var(--india-green)}.onboarding-title{font-size:22px;font-weight:700;color:var(--text);margin-bottom:8px}.onboarding-desc{font-size:14px;color:var(--text-secondary);margin-bottom:24px}.selection-card{padding:16px;border:2px solid #E0E0E0;border-radius:12px;margin-bottom:10px;cursor:pointer;transition:all .2s;text-align:center}.selection-card.selected{border-color:var(--saffron);background:#ff993314}.selection-card-title{font-size:16px;font-weight:600}.selection-card-desc{font-size:12px;color:var(--text-secondary);margin-top:4px}.onboarding-nav{display:flex;gap:12px;padding:16px 24px;border-top:1px solid 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6px;border-radius:6px;font-weight:500}.plan-progress{margin-top:12px}.plan-progress-text{font-size:12px;color:var(--text-secondary);margin-bottom:4px}.plan-milestones{margin-top:12px;padding-top:12px;border-top:1px solid #F0F0F0}.plan-milestones-toggle{background:none;border:none;font-size:13px;font-weight:600;color:var(--navy);cursor:pointer;padding:0;display:flex;align-items:center;gap:4px}.plan-milestone-item{font-size:13px;color:var(--text-secondary);padding:4px 0}.plan-monthly-goal{font-size:12px;color:var(--text-secondary);margin-top:8px;font-style:italic}.goal-setting{display:flex;align-items:center;gap:12px;margin-top:8px}.goal-btn{width:36px;height:36px;border-radius:50%;border:2px solid #E0E0E0;background:var(--surface);font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center}.goal-value{font-size:24px;font-weight:700;color:var(--saffron);min-width:48px;text-align:center}.sign-in-prompt{text-align:center;padding:48px 24px}.sign-in-prompt-icon{font-size:48px;margin-bottom:12px}.sign-in-prompt-title{font-size:18px;font-weight:600;margin-bottom:8px}.sign-in-prompt-desc{font-size:14px;color:var(--text-secondary);margin-bottom:20px}